US Bridges

Nfa A224 over Branch

Good

Dickson County, Tennessee · 1 M. W. SR48. · Structure no. 220A1270005

Built
1960
65 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
290
2020 count
Owner
County
County Highway Agency

About this bridge

Nfa A224 over Branch is a concrete continuous culvert carrying Nfa A224 over Branch in Dickson County, Tennessee. It was built in 1960, so it is 65 years old, older than the Tennessee average of 47.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 290 vehicles a day, roughly 2% of them trucks, projected to reach 464 by 2042. The structure is 26 ft (7.9 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNfa A224
CrossesBranch
Location1 M. W. SR48.
RouteCounty Highway 224
Coordinates36.13258, -87.37814
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.7 US tons
Inventory rating28.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 15
Structure length26 ft (7.9 m)
Longest span8 ft (2.4 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic290 (2020)
Projected traffic464 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nfa A224 over Branch built?

It was built in 1960, making it 65 years old in 2025.

What condition is Nfa A224 over Branch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2024.

How much traffic does Nfa A224 over Branch carry?

About 290 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Nfa A224 over Branch?

The structure is 26 ft (7.9 m) long with a longest span of 8 ft (2.4 m) and a deck 26 ft wide.

Who owns Nfa A224 over Branch?

It is owned by the County Highway Agency.